Question: What is Xi Jinping occupied by the political organization for members?
Paraphrase: What is Xi Jinping possessed by the political organization for members?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P3989 wd:Q15031 . ?sbj wdt:P31 wd:Q7210356 } 
Answer: Politburo Standing Committee of the Communist Party of China